Check the listing for details. * US Navy Challenge Coin, Submarine Service Celebration Of 125 Years Of Service. Condition: New, Made in United States. Listed at 9.95 USD. The US Navy Challenge Coin commemorates the 125th anniversary of the submarine service, making it a valuable and unique collectible item for enthusiasts of militaria. This original challenge coin, featuring the Navy's emblem and colors, represents the pride and honor of the submarine service in the United States Navy. A must-have for collectors and veterans alike, this coin is a symbol of the dedication and service of those who have served in the Navy's submarine fleet.The US Navy Challenge Coin commemorates the 125th anniversary of the submarine service, making it a valuable and unique collectible item for enthusiasts of militaria. This original challenge coin, featuring the Navy's emblem and colors, represents the pride and honor of the submarine service in the United States Navy. A must-have for collectors and veterans alike, this coin is a symbol of the dedication and service of those who have served in the Navy's submarine fleet.